Mystic Lake Weather Forecast

    • 49
    • 74

    Rain Showers Likely

    • 51
    • 72

    Mostly Cloudy

    • 52
    • 73

    Slight Chance Rain Showers

    • 56
    • 73

    Rain Showers Likely

    • 54
    • 73

    Rain Showers Likely

    • 51
    • 69

    Chance Rain Showers

Today 15 Sep Clare

Rain Showers and a slight chance of Thunderstorms in the Morning, then a chance of rain Showers in the afternoon. Highs in the mid 70s. South Winds 10 to 15 Mph becoming southwest in the afternoon. Gusts up to 30 Mph. Chance of rain 80 percent.

Tonight 15 Sep Clare

Partly cloudy. Lows in the upper 40s. West Winds around 10 Mph with Gusts to around 25 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mystic Lake Temperature Statistics

September Temperature

Mount Pleasant, Mount Pleasant Municipal Airport (23 miles)

  • Lowest 11 September, 2026

    46.4 °F

  • Average September

    69.7 °F

  • Highest 1 September, 2026

    91.4 °F

Climate (2021–2026)

Mount Pleasant, Mount Pleasant Municipal Airport (23 miles)

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  • Average Low 2021–2026

    39.5 °F

  • Average 2021–2026

    49 °F

  • Average High 2021–2026

    58.5 °F
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